2.3 - Genes and Chromosomes
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What is a gene?
💡 Hint: Think about recipes!
How many chromosomes do humans have?
💡 Hint: Consider how chromosomes are paired.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary role of genes?
💡 Hint: Think about what traits are decided by genes.
True or False: Humans have 23 chromosomal pairs.
💡 Hint: Consider how many chromosomes we get from each parent.
Get performance evaluation
Challenge Problems
Push your limits with advanced challenges
Consider a gene mutation that alters a single nucleotide. Discuss the potential impacts this may have on protein synthesis and how it could affect traits.
💡 Hint: Think about how slight changes can lead to major differences in protein folding or function.
Analyze how sexual reproduction contributes to genetic variation in a population. Discuss the role of meiosis and chromosome assortment.
💡 Hint: Consider how different combinations of traits can lead to resilient populations.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.